1; RUN: opt -S -loop-vectorize -pass-remarks-missed=loop-vectorize \ 2; RUN: -pass-remarks-with-hotness < %s 2>&1 | \ 3; RUN: FileCheck -check-prefix=HOTNESS -check-prefix=BOTH %s 4 5; RUN: opt -S -loop-vectorize -pass-remarks-missed=loop-vectorize < %s 2>&1 | \ 6; RUN: FileCheck -check-prefix=NO_HOTNESS -check-prefix=BOTH %s 7 8 9; RUN: opt -S -passes=loop-vectorize -pass-remarks-missed=loop-vectorize \ 10; RUN: -pass-remarks-with-hotness < %s 2>&1 | \ 11; RUN: FileCheck -check-prefix=HOTNESS -check-prefix=BOTH %s 12 13; RUN: opt -S -passes=loop-vectorize \ 14; RUN: -pass-remarks-missed=loop-vectorize < %s 2>&1 | \ 15; RUN: FileCheck -check-prefix=NO_HOTNESS -check-prefix=BOTH %s 16 17 18; 1 void cold(char *A, char *B, char *C, char *D, char *E, int N) { 19; 2 for(int i = 0; i < N; i++) { 20; 3 A[i + 1] = A[i] + B[i]; 21; 4 C[i] = D[i] * E[i]; 22; 5 } 23; 6 } 24; 7 25; 8 void hot(char *A, char *B, char *C, char *D, char *E, int N) { 26; 9 for(int i = 0; i < N; i++) { 27; 10 A[i + 1] = A[i] + B[i]; 28; 11 C[i] = D[i] * E[i]; 29; 12 } 30; 13 } 31; 14 32; 15 void unknown(char *A, char *B, char *C, char *D, char *E, int N) { 33; 16 for(int i = 0; i < N; i++) { 34; 17 A[i + 1] = A[i] + B[i]; 35; 18 C[i] = D[i] * E[i]; 36; 19 } 37; 20 } 38 39; HOTNESS: remark: /tmp/s.c:2:3: loop not vectorized (hotness: 300) 40; NO_HOTNESS: remark: /tmp/s.c:2:3: loop not vectorized{{$}} 41; HOTNESS: remark: /tmp/s.c:9:3: loop not vectorized (hotness: 5000) 42; NO_HOTNESS: remark: /tmp/s.c:9:3: loop not vectorized{{$}} 43; BOTH: remark: /tmp/s.c:16:3: loop not vectorized{{$}} 44 45; ModuleID = '/tmp/s.c' 46source_filename = "/tmp/s.c" 47target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 48 49; Function Attrs: norecurse nounwind ssp uwtable 50define void @cold(i8* nocapture %A, i8* nocapture readonly %B, i8* nocapture %C, i8* nocapture readonly %D, i8* nocapture readonly %E, i32 %N) local_unnamed_addr #0 !dbg !7 !prof !56 { 51entry: 52 %cmp28 = icmp sgt i32 %N, 0, !dbg !9 53 br i1 %cmp28, label %ph, label %for.cond.cleanup, !dbg !10, !prof !58 54 55ph: 56 br label %for.body 57 58for.body: 59 %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %ph ] 60 %arrayidx = getelementptr inbounds i8, i8* %A, i64 %indvars.iv, !dbg !12 61 %0 = load i8, i8* %arrayidx, align 1, !dbg !12, !tbaa !13 62 %arrayidx2 = getelementptr inbounds i8, i8* %B, i64 %indvars.iv, !dbg !16 63 %1 = load i8, i8* %arrayidx2, align 1, !dbg !16, !tbaa !13 64 %add = add i8 %1, %0, !dbg !17 65 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1, !dbg !10 66 %arrayidx7 = getelementptr inbounds i8, i8* %A, i64 %indvars.iv.next, !dbg !18 67 store i8 %add, i8* %arrayidx7, align 1, !dbg !19, !tbaa !13 68 %arrayidx9 = getelementptr inbounds i8, i8* %D, i64 %indvars.iv, !dbg !20 69 %2 = load i8, i8* %arrayidx9, align 1, !dbg !20, !tbaa !13 70 %arrayidx12 = getelementptr inbounds i8, i8* %E, i64 %indvars.iv, !dbg !21 71 %3 = load i8, i8* %arrayidx12, align 1, !dbg !21, !tbaa !13 72 %mul = mul i8 %3, %2, !dbg !22 73 %arrayidx16 = getelementptr inbounds i8, i8* %C, i64 %indvars.iv, !dbg !23 74 store i8 %mul, i8* %arrayidx16, align 1, !dbg !24, !tbaa !13 75 %lftr.wideiv = trunc i64 %indvars.iv.next to i32, !dbg !10 76 %exitcond = icmp eq i32 %lftr.wideiv, %N, !dbg !10 77 br i1 %exitcond, label %for.cond.cleanup, label %for.body, !dbg !10, !llvm.loop !25, !prof !59 78 79for.cond.cleanup: 80 ret void, !dbg !11 81} 82 83; Function Attrs: norecurse nounwind ssp uwtable 84define void @hot(i8* nocapture %A, i8* nocapture readonly %B, i8* nocapture %C, i8* nocapture readonly %D, i8* nocapture readonly %E, i32 %N) local_unnamed_addr #0 !dbg !26 !prof !57 { 85entry: 86 %cmp28 = icmp sgt i32 %N, 0, !dbg !27 87 br i1 %cmp28, label %ph, label %for.cond.cleanup, !dbg !28, !prof !58 88 89ph: 90 br label %for.body 91 92for.body: 93 %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %ph ] 94 %arrayidx = getelementptr inbounds i8, i8* %A, i64 %indvars.iv, !dbg !30 95 %0 = load i8, i8* %arrayidx, align 1, !dbg !30, !tbaa !13 96 %arrayidx2 = getelementptr inbounds i8, i8* %B, i64 %indvars.iv, !dbg !31 97 %1 = load i8, i8* %arrayidx2, align 1, !dbg !31, !tbaa !13 98 %add = add i8 %1, %0, !dbg !32 99 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1, !dbg !28 100 %arrayidx7 = getelementptr inbounds i8, i8* %A, i64 %indvars.iv.next, !dbg !33 101 store i8 %add, i8* %arrayidx7, align 1, !dbg !34, !tbaa !13 102 %arrayidx9 = getelementptr inbounds i8, i8* %D, i64 %indvars.iv, !dbg !35 103 %2 = load i8, i8* %arrayidx9, align 1, !dbg !35, !tbaa !13 104 %arrayidx12 = getelementptr inbounds i8, i8* %E, i64 %indvars.iv, !dbg !36 105 %3 = load i8, i8* %arrayidx12, align 1, !dbg !36, !tbaa !13 106 %mul = mul i8 %3, %2, !dbg !37 107 %arrayidx16 = getelementptr inbounds i8, i8* %C, i64 %indvars.iv, !dbg !38 108 store i8 %mul, i8* %arrayidx16, align 1, !dbg !39, !tbaa !13 109 %lftr.wideiv = trunc i64 %indvars.iv.next to i32, !dbg !28 110 %exitcond = icmp eq i32 %lftr.wideiv, %N, !dbg !28 111 br i1 %exitcond, label %for.cond.cleanup, label %for.body, !dbg !28, !llvm.loop !40, !prof !59 112 113for.cond.cleanup: 114 ret void, !dbg !29 115} 116 117; Function Attrs: norecurse nounwind ssp uwtable 118define void @unknown(i8* nocapture %A, i8* nocapture readonly %B, i8* nocapture %C, i8* nocapture readonly %D, i8* nocapture readonly %E, i32 %N) local_unnamed_addr #0 !dbg !41 { 119entry: 120 %cmp28 = icmp sgt i32 %N, 0, !dbg !42 121 br i1 %cmp28, label %for.body, label %for.cond.cleanup, !dbg !43 122 123for.cond.cleanup: ; preds = %for.body, %entry 124 ret void, !dbg !44 125 126for.body: ; preds = %entry, %for.body 127 %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] 128 %arrayidx = getelementptr inbounds i8, i8* %A, i64 %indvars.iv, !dbg !45 129 %0 = load i8, i8* %arrayidx, align 1, !dbg !45, !tbaa !13 130 %arrayidx2 = getelementptr inbounds i8, i8* %B, i64 %indvars.iv, !dbg !46 131 %1 = load i8, i8* %arrayidx2, align 1, !dbg !46, !tbaa !13 132 %add = add i8 %1, %0, !dbg !47 133 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1, !dbg !43 134 %arrayidx7 = getelementptr inbounds i8, i8* %A, i64 %indvars.iv.next, !dbg !48 135 store i8 %add, i8* %arrayidx7, align 1, !dbg !49, !tbaa !13 136 %arrayidx9 = getelementptr inbounds i8, i8* %D, i64 %indvars.iv, !dbg !50 137 %2 = load i8, i8* %arrayidx9, align 1, !dbg !50, !tbaa !13 138 %arrayidx12 = getelementptr inbounds i8, i8* %E, i64 %indvars.iv, !dbg !51 139 %3 = load i8, i8* %arrayidx12, align 1, !dbg !51, !tbaa !13 140 %mul = mul i8 %3, %2, !dbg !52 141 %arrayidx16 = getelementptr inbounds i8, i8* %C, i64 %indvars.iv, !dbg !53 142 store i8 %mul, i8* %arrayidx16, align 1, !dbg !54, !tbaa !13 143 %lftr.wideiv = trunc i64 %indvars.iv.next to i32, !dbg !43 144 %exitcond = icmp eq i32 %lftr.wideiv, %N, !dbg !43 145 br i1 %exitcond, label %for.cond.cleanup, label %for.body, !dbg !43, !llvm.loop !55 146} 147 148attributes #0 = { norecurse nounwind ssp uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="core2" "target-features"="+cx16,+fxsr,+mmx,+sse,+sse2,+sse3,+ssse3,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } 149 150!llvm.dbg.cu = !{!0} 151!llvm.module.flags = !{!3, !4, !5} 152!llvm.ident = !{!6} 153 154!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 (trunk 273572) (llvm/trunk 273585)", isOptimized: true, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2) 155!1 = !DIFile(filename: "/tmp/s.c", directory: "/tmp") 156!2 = !{} 157!3 = !{i32 2, !"Dwarf Version", i32 2} 158!4 = !{i32 2, !"Debug Info Version", i32 3} 159!5 = !{i32 1, !"PIC Level", i32 2} 160!6 = !{!"clang version 3.9.0 (trunk 273572) (llvm/trunk 273585)"} 161!7 = distinct !DISubprogram(name: "cold", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2) 162!8 = !DISubroutineType(types: !2) 163!9 = !DILocation(line: 2, column: 20, scope: !7) 164!10 = !DILocation(line: 2, column: 3, scope: !7) 165!11 = !DILocation(line: 6, column: 1, scope: !7) 166!12 = !DILocation(line: 3, column: 16, scope: !7) 167!13 = !{!14, !14, i64 0} 168!14 = !{!"omnipotent char", !15, i64 0} 169!15 = !{!"Simple C/C++ TBAA"} 170!16 = !DILocation(line: 3, column: 23, scope: !7) 171!17 = !DILocation(line: 3, column: 21, scope: !7) 172!18 = !DILocation(line: 3, column: 5, scope: !7) 173!19 = !DILocation(line: 3, column: 14, scope: !7) 174!20 = !DILocation(line: 4, column: 12, scope: !7) 175!21 = !DILocation(line: 4, column: 19, scope: !7) 176!22 = !DILocation(line: 4, column: 17, scope: !7) 177!23 = !DILocation(line: 4, column: 5, scope: !7) 178!24 = !DILocation(line: 4, column: 10, scope: !7) 179!25 = distinct !{!25, !10} 180!26 = distinct !DISubprogram(name: "hot", scope: !1, file: !1, line: 8, type: !8, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2) 181!27 = !DILocation(line: 9, column: 20, scope: !26) 182!28 = !DILocation(line: 9, column: 3, scope: !26) 183!29 = !DILocation(line: 13, column: 1, scope: !26) 184!30 = !DILocation(line: 10, column: 16, scope: !26) 185!31 = !DILocation(line: 10, column: 23, scope: !26) 186!32 = !DILocation(line: 10, column: 21, scope: !26) 187!33 = !DILocation(line: 10, column: 5, scope: !26) 188!34 = !DILocation(line: 10, column: 14, scope: !26) 189!35 = !DILocation(line: 11, column: 12, scope: !26) 190!36 = !DILocation(line: 11, column: 19, scope: !26) 191!37 = !DILocation(line: 11, column: 17, scope: !26) 192!38 = !DILocation(line: 11, column: 5, scope: !26) 193!39 = !DILocation(line: 11, column: 10, scope: !26) 194!40 = distinct !{!40, !28} 195!41 = distinct !DISubprogram(name: "unknown", scope: !1, file: !1, line: 15, type: !8, isLocal: false, isDefinition: true, scopeLine: 15, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2) 196!42 = !DILocation(line: 16, column: 20, scope: !41) 197!43 = !DILocation(line: 16, column: 3, scope: !41) 198!44 = !DILocation(line: 20, column: 1, scope: !41) 199!45 = !DILocation(line: 17, column: 16, scope: !41) 200!46 = !DILocation(line: 17, column: 23, scope: !41) 201!47 = !DILocation(line: 17, column: 21, scope: !41) 202!48 = !DILocation(line: 17, column: 5, scope: !41) 203!49 = !DILocation(line: 17, column: 14, scope: !41) 204!50 = !DILocation(line: 18, column: 12, scope: !41) 205!51 = !DILocation(line: 18, column: 19, scope: !41) 206!52 = !DILocation(line: 18, column: 17, scope: !41) 207!53 = !DILocation(line: 18, column: 5, scope: !41) 208!54 = !DILocation(line: 18, column: 10, scope: !41) 209!55 = distinct !{!55, !43} 210!56 = !{!"function_entry_count", i64 3} 211!57 = !{!"function_entry_count", i64 50} 212!58 = !{!"branch_weights", i32 99, i32 1} 213!59 = !{!"branch_weights", i32 1, i32 99} 214